2 * Copyright (c) 2010 Intel Corporation. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 #if !defined(_RDMA_IB_H)
36 #include <infiniband/types.h>
37 #include <infiniband/endian.h>
54 #define sib_addr8 ib_u.uib_addr8
55 #define sib_addr16 ib_u.uib_addr16
56 #define sib_addr32 ib_u.uib_addr32
57 #define sib_addr64 ib_u.uib_addr64
58 #define sib_raw ib_u.uib_addr8
59 #define sib_subnet_prefix ib_u.uib_addr64[0]
60 #define sib_interface_id ib_u.uib_addr64[1]
63 static inline int ib_addr_any(const struct ib_addr *a)
65 return ((a->sib_addr64[0] | a->sib_addr64[1]) == 0);
68 static inline int ib_addr_loopback(const struct ib_addr *a)
70 return ((a->sib_addr32[0] | a->sib_addr32[1] |
71 a->sib_addr32[2] | (a->sib_addr32[3] ^ htobe32(1))) == 0);
74 static inline void ib_addr_set(struct ib_addr *addr,
75 __be32 w1, __be32 w2, __be32 w3, __be32 w4)
77 addr->sib_addr32[0] = w1;
78 addr->sib_addr32[1] = w2;
79 addr->sib_addr32[2] = w3;
80 addr->sib_addr32[3] = w4;
83 static inline int ib_addr_cmp(const struct ib_addr *a1, const struct ib_addr *a2)
85 return memcmp(a1, a2, sizeof(struct ib_addr));
89 unsigned short int sib_family; /* AF_IB */
92 struct ib_addr sib_addr;
98 #endif /* _RDMA_IB_H */